diff --git a/requirements_frozen.txt b/requirements_frozen.txt
index e0756e6..864a1d6 100644
--- a/requirements_frozen.txt
+++ b/requirements_frozen.txt
@@ -2,7 +2,7 @@ appnope==0.1.0
 backports-abc==0.5
 backports.shutil-get-terminal-size==1.0.0
 backports.ssl-match-hostname==3.4.0.2
-certifi==2016.9.26
+certifi==2022.12.7
 configparser==3.5.0
 cycler==0.10.0
 datashape==0.5.2